A flaw was found in KubeVirt's virt-handler component. This vulnerability allows an authenticated OpenShift user with edit permissions in a single namespace to exploit improper symlink validation when connecting to virtual machine console sockets. By replacing the console socket with a symlink to the host's container runtime (CRI-O) socket, an attacker can hijack virt-handler's privileged connection. This enables the attacker to access any Unix socket on the host, potentially leading to full control of the node and the entire cluster.
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History
Wed, 27 May 2026 06:30:00 +0000
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| CPEs | cpe:/a:redhat:container_native_virtualization:4.12::el8 cpe:/a:redhat:container_native_virtualization:4.13::el9 cpe:/a:redhat:container_native_virtualization:4.14::el9 cpe:/a:redhat:container_native_virtualization:4.15::el9 cpe:/a:redhat:container_native_virtualization:4.16::el9 cpe:/a:redhat:container_native_virtualization:4.17::el9 cpe:/a:redhat:container_native_virtualization:4.18::el9 cpe:/a:redhat:container_native_virtualization:4.20::el9 |
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Wed, 27 May 2026 00:15:00 +0000
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threat_severity
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threat_severity
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Tue, 26 May 2026 15:15:00 +0000
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ssvc
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Tue, 26 May 2026 13:45:00 +0000
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| Description | A flaw was found in KubeVirt's virt-handler component. This vulnerability allows an authenticated OpenShift user with edit permissions in a single namespace to exploit improper symlink validation when connecting to virtual machine console sockets. By replacing the console socket with a symlink to the host's container runtime (CRI-O) socket, an attacker can hijack virt-handler's privileged connection. This enables the attacker to access any Unix socket on the host, potentially leading to full control of the node and the entire cluster. | |
| Title | Kubevirt: kubevirt virt-handler: privilege escalation and node compromise via symlink following vulnerability | |
| First Time appeared |
Redhat
Redhat container Native Virtualization |
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| Weaknesses | CWE-59 | |
| CPEs | cpe:/a:redhat:container_native_virtualization:4 | |
| Vendors & Products |
Redhat
Redhat container Native Virtualization |
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cvssV3_1
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Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2026-05-27T05:37:29.152Z
Reserved: 2026-04-29T06:46:44.106Z
Link: CVE-2026-7374
Updated: 2026-05-26T13:37:38.502Z
Status : Awaiting Analysis
Published: 2026-05-26T14:16:40.717
Modified: 2026-05-26T19:08:15.080
Link: CVE-2026-7374
OpenCVE Enrichment
Updated: 2026-05-26T15:15:08Z